Compare Claude Haiku 4.5 by Anthropic against Solar Pro 3 by Upstage, context windows of 200K vs 128K, tested across 39 shared challenges. Updated February 2026.
34 challenges
Tests an AI's ability to make educated estimates based on technical knowledge
Tests an AI's ability to solve a simple but potentially confusing logic puzzle
Tests an AI's randomness and creativity
Why don't scientists trust atoms? Because they make up everything!
What did the ocean say to the beach? Nothing, it just waved.
Why did the scarecrow win an award? He was outstanding in his field.
How many programmers does it take to change a light bulb? None, that's a hardware problem.
Why don't eggs tell jokes? They'd crack each other up.
Answer: All 5 are unique.
Each joke has a different setup, punchline, and subject matter (atoms, ocean, scarecrow, programmers, and eggs).
Tests an AI's ability to create detailed SVG illustrations of gaming hardware
Tests an AI's ability to simulate personalities and predict future trends
Tests an AI's humor and understanding of current events
Tests an AI's ability to write in distinct character voices
Tests an AI's ability to generate a complete, working landing page
Recreate an interactive, nostalgic Pokémon battle UI in a single HTML file.
Recreate an interactive, classic Mario level in a single HTML file.
Tests an AI's ability to create smooth web animations
Tests an AI's UI design skills with theming support
